# Mediation Summary: Attenuation of Demographic Channel

| Mediator | Sample | Z_1 baseline | Z_1 mediated | Attenuation % |
|:---|:---|---:|---:|---:|
| Capital intensity | Full | 7.0447 | 49.2430 | -599.0% |
| Labor productivity | Full | 7.0447 | 8.1753 | -16.0% |
| Capital intensity | OECD | -42.0088 | 16.6352 | 139.6% |

*Attenuation = (baseline - mediated) / baseline x 100. Positive values indicate the mediator absorbs part of the Z effect.*
*Baron & Kenny (1986) mediation framework with PanelGLS.*